More Capacity with Even Higher Speeds

Designed 4U 24-bay storage chassis with support of twenty-four hot-swappable drive trays. As each tray attached with 10TB HDD, total usable storage will come to 240 TB capacity. Additionally, through enclosure’s lightning-fast Thunderbolt™ 3 interface, the ultra large storage is ensured to have higher data transfer bandwidth of up to 2750 MB/s for all kinds of data archiving and real-time editing.

4U 24bay High speed ,huge capacity with thunderbolt 3 interface

The Ideal Companion to Thunderbolt 3 Mac

Designed to have Thunderbolt™ 3 greatly 40Gbps high-bandwidth for the fastest ever data storage access and operation with multiple professional PCIe cards, which meant to be the perfect companion to your empowered Thunderbolt Mac or workstation.

NA381TB3 with thunderbolt 3 Mac and Windows

Broad Range of RAID Card Support

Based on the application and demands, users and professionals are able to choose their own desired brand, model of RAID card in the Thunderbolt™ 3 rackmount storage to work. By utilizing a twenty-four port RAID adapter card inside, the Netstor JBOD immediately turns into an enterprise RAID storage with RAID level protection including 0, 1, 10, 3, 5, 6, 30, 50, and 60.

NA381TB3 supports RAID0, RAID1, RAID 5, RAID6

Note: RAID card sold separately

Expansion for up to 3 PCIe Cards

NA381TB3 provides 3 PCIe card slots that users can add RAID, video capture, video transcoding, audio accelerator, network card and so on

Provides three PCIe 3.0 slots within the storage chassis that allow the users to make an easy expansion of varied specialty PCIe cards to the Thunderbolt 3 Mac. Except the necessary RAID adapter card to be added, the professionals can still choose to attach two more pro cards such as video capture, video transcoding, audio accelerator, network card and so on in the NA381TB3 to add extra performance to Thunderbolt Mac.

In addition to 3.5″, Drive Tray Supports SSD/2.5″

The drive tray from the Netstor Thunderbolt 3 storage has been considerately designed to work with both SSD/2.5″ HDD and 3.5″ hard drive for various professionals with diverse demands on speed or immense storage capacity.

Netstor – one tray works with both SSD/2.5Netstor – one tray works with both SSD/2.5Netstor – one tray works with both SSD/2.5

24/7 Operation Application

The built-in server-grade 650W redundant PSU ensures application running 24/7 with no system downtime to continuously working with the Thunderbolt 3 Mac server.

NA381TB3 will run 24/7 with no system downtime since the built-in server-grade 650W redundant PSU

Dual Thunderbolt 3 Ports – The USB C That Does It All

By the two Thunderbolt™ 3 (USB-C) ports, users can have the first port to computer while the second port to daisy-chain of up to five additional Thunderbolt peripheral devices with two 4K displays or one 5K display being positioned at the very end of the chain. USB 3.1 Gen 2 (10Gbps) is also supported: connecting one USB device to the second port for application is available.

Thunderbolt 3 devices daisy-chain with NA381TB3

Mac certified, Working with All Series of Thunderbolt Mac

The Thunderbolt™ 3 NA381TB3 has passed Apple’s strict certification test process and is Mac certified, working with all series of Thunderbolt Mac.

Netstor NA381TB3 has passed Apple's strict certification test process and is Mac certified.

Apple and Mac mentioned in the content are trademarks or registered trademarks of Apple Inc. in the USA and/or other countries.


Host Interface Thunderbolt™3 (Dual Port USB-C for Daisy Chain)
Data Transfer Rate 40Gbps
HDD Interface SAS/SATA (6G/3Gbps)
No. of Disk(s) Up to 24 (For 2.5″ or 3.5″ HDD & sold separately)
RAID Levels Requires a RAID card with internal 24 port and Thunderbolt driver(RAID card sold separately)
PCIe Slot Expansion Three PCIe3.0 x8 slots
Thunderbolt Expansion Up to Six Thunderbolt devices
LED Display for Enclosure Fan normal – Green; Fan failure – Red
Temp. normal – Green; Temp. over 50°C – Red
LED Display for each Tray White – Power On Indicator
Flash Blue – HDD Accessing Indicator
Red – HDD Failure Indicator
Alarm Mutable buzzer beeping for fan failure or over temperature occurs
Material Heavy-duty cold-rolled steel Housing
Power Supply 650W Redundant PSU (High-Efficiency & Low Noise)
Input: 90-230 VAC/50-60 HZ
Output: +5V and +12V
Dimension 559(D) x 482(W) x 176(H) mm
22 (D) x 19 (W) x 6.93 (H) inch
Cooling five 90 x90 x25 mm
System Support MacBook Pro(2016) with a Thunderbolt 3 port

Note: Thunderbolt 2 Mac will request a Thunderbolt 3(USB-C) to Thunderbolt 2 adapter from Apple.

O.S. Support Mac OS X 10.12.3 above
PCIe card Driver Request Third-party PCIe card should support Mac OS with Thunderbolt aware’s driver
PCIe card Size Available Card length within 305mm and full height PCIe card
Operating Temperature 5 to 40°C (41 to 104°F)
Storage Temperature -10 to 50°C (14 to 122°F)
Relative Humidity 20 to 80% (non-condensing)
Package Content Enclosure x 1
HDD Tray x 24 (Installed)
Internal miniSAS cable x 6
Thunderbolt3-40Gbps cable x 1 (2 meter)
Hard Disk Drive mounting screw x 96
Key for HDD tray x 2
Power Cord x 2


Model No. Description
NA381TB3 4U 24 bay Thunderbolt™ 3 to Combo SAS/SATA JBOD and PCIe Expansion Chassis, with redundant 650W Power Supply, One Thunderbolt 3 active 2 meter cable
BARC1883IX24 Areca’s ARC-1883ix-24, internal 24 port SAS/SATA RAID Adapter, Dual Core RAID-on-Chip 1.2GHz processor, Supports RAID level 0, 1, 10(1E), 3, 5, 6, 30, 50, 60, Single Disk or JBOD
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